Materials and Construction The temperature at which new grains are formed in the metal is called the __________ temperature. Recrystallisation Lower critical Eutectic Upper critical Recrystallisation Lower critical Eutectic Upper critical ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Tin vessels are corroded by Aromatic solvents None of these Synthetic detergent solution Anhydrous ammonia Aromatic solvents None of these Synthetic detergent solution Anhydrous ammonia ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of even very minute amount (say 0.1%) of __________ in copper, reduces its electrical conductivity very seriously. Antimony Both B and C Arsenic Bismuth Antimony Both B and C Arsenic Bismuth ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ moulding process can not be used for thermoplastic plastics. Injection Compression Extrusion None of these Injection Compression Extrusion None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Silicon percentage in iron castings to have maximum hardness should be about 2.5 0.5 0.3 0.8 2.5 0.5 0.3 0.8 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Urea autoclave is made of Cast iron Lead lined steel Refractory blocks Stainless steel Cast iron Lead lined steel Refractory blocks Stainless steel ANSWER DOWNLOAD EXAMIANS APP
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